Skeletor is the evil dark lord of the evil Human Liberation Front. Skeletor fights for humanity's very survival against the good and friendly alien ponies that plan to invade Earth to turn all humans into ponies against their will.

Princess Twilight Sparkle wakes up to find herself in an alternate Equestria, where everypony is nice, nothing ever bad happens and everything is just 'perfect'. Naturally the place bores her to death.